Update Api docs for

ProvisioningManager#get[Rcs]ProvisioningStatusForCapability and
is[Rcs]ProvisioningRequiredForCapability.

Update Api docs for
ProvisioningManager#get[Rcs]ProvisioningStatusForCapability will always return true when device does not support Ims feature.
is[Rcs]ProvisioningRequiredForCapability will always return false when
device does not support Ims feature.

Bug: 230553696
Test: just update Api docs

Change-Id: I050955d8ea8212199ed0f2758a192fa6255dab53